You should always protect all of your websites with HTTPS, even if they don’t handle sensitive communications. HTTPS provides critical security and data integrity both for your websites and for the people that entrust your websites with their personal information.

Snippets are small scripts that you can author and execute within the Sources panel of Chrome DevTools. You can access and run them from any page. When you run a snippet, it executes from the context of the currently open page.

Use the Chrome DevTools Timeline panel to record and analyze all the activity in your application as it runs. It's the best place to start investigating perceived performance issues in your application.

Users expect pages to be interactive and smooth. Each stage in the pixel pipeline represents an opportunity to introduce jank. Learn about tools and strategies to identify and fix common problems that slow down runtime performance.